2081344 has 28 divisors (see below), whose sum is σ = 4375404. Its totient is φ = 978944.

The previous prime is 2081323. The next prime is 2081351. The reversal of 2081344 is 4431802.

It can be written as a sum of positive squares in 2 ways, for example, as 1721344 + 360000 = 1312^2 + 600^2 .

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132 + ... + 2044.

2^2081344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2081344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2187702).

2081344 is an abundant number, since it is smaller than the sum of its proper divisors (2294060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2081344 is a wasteful number, since it uses less digits than its factorization.

2081344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942 (or 1932 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2081344 is about 1442.6863831062. The cubic root of 2081344 is about 127.6775739222.

The spelling of 2081344 in words is "two million, eighty-one thousand, three hundred forty-four".